Ptolemy AS - Search Results

1

Optimizing urine drug testing for monitoring medication compliance in pain management.

Melanson SE, Ptolemy AS, Wasan AD. Melanson SE, et al. Among authors: ptolemy as. Pain Med. 2013 Dec;14(12):1813-20. doi: 10.1111/pme.12207. Epub 2013 Jul 30. Pain Med. 2013. PMID: 23899241

2

The clinical impact of a false-positive urine cocaine screening result on a patient's pain management.

Kim JA, Ptolemy AS, Melanson SE, Janfaza DR, Ross EL. Kim JA, et al. Among authors: ptolemy as. Pain Med. 2015 Jun;16(6):1073-6. doi: 10.1111/pme.12265. Epub 2013 Oct 18. Pain Med. 2015. PMID: 24138673

3

KIMS, CEDIA, and HS-CEDIA immunoassays are inadequately sensitive for detection of benzodiazepines in urine from patients treated for chronic pain.

Darragh A, Snyder ML, Ptolemy AS, Melanson S. Darragh A, et al. Among authors: ptolemy as. Pain Physician. 2014 Jul-Aug;17(4):359-66. Pain Physician. 2014. PMID: 25054395 Free article.

4

A 9-month-old boy with seizures and discrepant urine tryptophan concentrations.

Ptolemy AS, Li Y, Sanderson T, Khwaja O, Berry GT, Kellogg M. Ptolemy AS, et al. Clin Chem. 2011 Apr;57(4):545-8. doi: 10.1373/clinchem.2010.144899. Clin Chem. 2011. PMID: 21444738 No abstract available.

5

Quantification of theobromine and caffeine in saliva, plasma and urine via liquid chromatography-tandem mass spectrometry: a single analytical protocol applicable to cocoa intervention studies.

Ptolemy AS, Tzioumis E, Thomke A, Rifai S, Kellogg M. Ptolemy AS, et al. J Chromatogr B Analyt Technol Biomed Life Sci. 2010 Feb 1;878(3-4):409-16. doi: 10.1016/j.jchromb.2009.12.019. Epub 2009 Dec 21. J Chromatogr B Analyt Technol Biomed Life Sci. 2010. PMID: 20045386 Clinical Trial.

6

Quantification of galactose-1-phosphate uridyltransferase enzyme activity by liquid chromatography-tandem mass spectrometry.

Li Y, Ptolemy AS, Harmonay L, Kellogg M, Berry GT. Li Y, et al. Among authors: ptolemy as. Clin Chem. 2010 May;56(5):772-80. doi: 10.1373/clinchem.2009.140459. Epub 2010 Mar 26. Clin Chem. 2010. PMID: 20348403 Free PMC article.

7

Ultra fast and sensitive liquid chromatography tandem mass spectrometry based assay for galactose-1-phosphate uridylyltransferase and galactokinase deficiencies.

Li Y, Ptolemy AS, Harmonay L, Kellogg M, Berry GT. Li Y, et al. Among authors: ptolemy as. Mol Genet Metab. 2011 Jan;102(1):33-40. doi: 10.1016/j.ymgme.2010.08.018. Epub 2010 Sep 21. Mol Genet Metab. 2011. PMID: 20863731 Free PMC article.

8

Acute effects of ingestion of a novel whey-derived extract on vascular endothelial function in overweight, middle-aged men and women.

Ballard KD, Kupchak BR, Volk BM, Mah E, Shkreta A, Liptak C, Ptolemy AS, Kellogg MS, Bruno RS, Seip RL, Maresh CM, Kraemer WJ, Volek JS. Ballard KD, et al. Among authors: ptolemy as. Br J Nutr. 2013 Mar 14;109(5):882-93. doi: 10.1017/S0007114512002061. Epub 2012 Jun 13. Br J Nutr. 2013. PMID: 22691263 Clinical Trial.

9

Whey protein supplementation during resistance training augments lean body mass.

Volek JS, Volk BM, Gómez AL, Kunces LJ, Kupchak BR, Freidenreich DJ, Aristizabal JC, Saenz C, Dunn-Lewis C, Ballard KD, Quann EE, Kawiecki DL, Flanagan SD, Comstock BA, Fragala MS, Earp JE, Fernandez ML, Bruno RS, Ptolemy AS, Kellogg MD, Maresh CM, Kraemer WJ. Volek JS, et al. Among authors: ptolemy as. J Am Coll Nutr. 2013;32(2):122-35. doi: 10.1080/07315724.2013.793580. J Am Coll Nutr. 2013. PMID: 24015719 Clinical Trial.

10

What is a biomarker? Research investments and lack of clinical integration necessitate a review of biomarker terminology and validation schema.

Ptolemy AS, Rifai N. Ptolemy AS, et al. Scand J Clin Lab Invest Suppl. 2010;242:6-14. doi: 10.3109/00365513.2010.493354. Scand J Clin Lab Invest Suppl. 2010. PMID: 20515269 Review.

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